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From page 133...
... 122 APPENDIX A Survey Questionnaire NATIONAL COOPERATIVE HIGHWAY RESEARCH PROGRAM Project 20-5, Synthesis Topic 32-04 SIGNIFICANT FINDINGS FROM FULL-SCALE/ACCELERATED PAVEMENT TESTING QUESTIONNAIRE Purpose of this Survey This is a survey to collect information on issues pertaining to full-scale/accelerated pavement testing (APT)
From page 134...
... 123 Please complete and return this questionnaire and any supporting documents you can provide, such as copies of papers, proceedings or reports by June 30, 2001 to Amy Epps, Ph.D.
From page 135...
... 124 Response Tool Trafficking Device Structural Capacity Functional Service Structural Composition Traffic Loading Climatic Impact Loading and Environment Material Laboratory/Field Engineering Laboratory/Field Material and Tests Performance Prediction Remaining Life Modeling Improve Performance and Economics of Pavements PRS Conventional procedures Warranties PropertiesProperties Implementation through Construction, Rehabilitation and Maintenance FIGURE A1 Framework for exploring knowledge generated by APT programs.
From page 136...
... 125 Circular Elliptical Trucks Other If other, please specify. 1.5 Number of pavement sections tested: 1–5 6–10 11–20 21–50 >50 1.6 Typical duration of APT tests in months: 1–3 4–6 7–11 12–24 >24 1.7 Estimated capital cost of APT facility and equipment: <$1 M $1–2 M $2–5 M >$5 M 1.8 Yearly APT budget: <$0.1 M $0.1–0.2 M $0.2–0.4 M $0.4–0.8 M $0.8–1.6 M >$1.6 M 1.9 Breakdown of budget: Operational <10% 10–20% 20–30% >30% Maintenance <10% 10–20% Staff <10% 10–20% 20–30% >30% 1.10 Average (typical)
From page 137...
... 126 If other, please specify. Motivate answer in less than 50 words per item.
From page 138...
... 127 2.6 Distress criterion evaluated for pavements with stabilized or cemented materials. Cracking Carbonation Crushing Other Not applicable If other, please specify.
From page 139...
... 128 2.11 Which safety aspects were addressed in your APT program? Rutting Punchouts Skid resistance Delamination Roughness Spalling Other Not applicable If other, please specify.
From page 140...
... 129 3.3 Which of the following environment/weather conditions are directly controlled (check all that apply)
From page 141...
... 130 If other, please specify. 4.4 Laboratory tests used in conjunction with APT.
From page 142...
... 131 4.6 Which of the following properties have been related to APT performance of concrete pavements? Tensile strength Flexural strength Compressive strength Stiffness modulus Other If other, please specify.
From page 143...
... 132 5.2 Which instrumentation have you used to gather modeling data? Strain gauges Displacement gauges Pressure cells Subgrade moisture sensors Load cells Other If other, please specify.
From page 144...
... 133 6.2 APT has aided in the development of construction specifications and contracts with regards to Performance-related specifications Pay factors Warranties Risk management Other Not applicable If other, please specify. 6.3 List significant APT findings related to construction.
From page 145...
... 134 Construction Ref. Number Author(s)

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